000 00280nam a2200121Ia 4500
008 211209s1969 xx 000 0 und d
041 _aeng
082 _aVAS
100 _aVASUDEVA D N
245 _aTEXTBOOK OF LIGHT
260 _aNEW DELHI
_bAHVERAM AND SONS
_c1969
300 _a651
999 _c5519
_d5519